build-and-test.yml

name: Build and Test

on:
  push:
    branches:
      - main
  pull_request:
    types:
      - opened
      - synchronize

concurrency:
  group: build-${{ github.ref }}
  cancel-in-progress: true

jobs:

jobs:
  generate-matrix:
    name: "Generate matrix from cabal"
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    runs-on: ubuntu-latest
    steps:
      - name: Extract the tested GHC versions
        id: set-matrix
        uses: kleidukos/get-tested@v0.1.7.0
        with:
          cabal-file: get-tested.cabal
          ubuntu-version: "latest"
          macos-version: "13"
          version: 0.1.7.0

  build-and-test:
    name: ${{ matrix.ghc }} on ${{ matrix.os }}
    needs: generate-matrix
    strategy:
      matrix: ${{ fromJSON(needs.generate-matrix.outputs.matrix) }}
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v2

      - name: Setup Haskell
        id: setup-haskell-cabal
        uses: haskell-actions/setup@v2
        with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: "3.8"

      - name: Update cabal
        run: cabal update

      - name: Freeze dependencies
        run: cabal freeze --enable-tests

      - name: Cache dependencies and dist-newstyle
        uses: actions/cache@v2
        with:
          path: |
            ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
            dist-newstyle
          key: dependencies-${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
          restore-keys: |
            dependencies-${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
            dependencies-${{ runner.os }}-${{ matrix.ghc }}-

      - name: Install dependencies
        run: cabal install --only-dependencies

      - name: Build project
        run: cabal build --enable-tests

      - name: Run tests
        run: cabal test --enable-tests